3.5.3 Reading, Writing, and the Meaning of Decimals
Core idea0.25 reads "zero point two five" and means 2 of 0.1 plus 5 of 0.01, which is 25/100.
Module goal. Extend decimals from splitting into ten equal parts, understand that a decimal is really a base-ten fraction, and master place value, reading and writing, comparing, and converting across places.